Got Homework?
Connect with other students for help. It's a free community.
Here's the question you clicked on:
← 55 members online
 0 viewing

This Question is Closed

bmelykBest ResponseYou've already chosen the best response.1
The height at time t (s) of a weight, oscillating up and down at the end of a spring is given below. s(t) = 400 + 90sin(t)
 one year ago

bmelykBest ResponseYou've already chosen the best response.1
a) Find the velocity at t = π/3 s. b) Find the acceleration at t = π/3 s
 one year ago

bmelykBest ResponseYou've already chosen the best response.1
so for a) my equation i had was 90sin(t) and b) 90cos(t)
 one year ago

bmelykBest ResponseYou've already chosen the best response.1
wondering if those are right.
 one year ago

hartnnBest ResponseYou've already chosen the best response.0
for velocity, u differentiate once, for acceleration, u differentiate twice.
 one year ago

hartnnBest ResponseYou've already chosen the best response.0
first derivative of s(t) = 400 + 90sin(t) is ??
 one year ago

hartnnBest ResponseYou've already chosen the best response.0
yes, thats your velocity
 one year ago

bmelykBest ResponseYou've already chosen the best response.1
so the answers are: A) 45 b) 45 sqrt3 ???
 one year ago
See more questions >>>
Your question is ready. Sign up for free to start getting answers.
spraguer
(Moderator)
5
→ View Detailed Profile
is replying to Can someone tell me what button the professor is hitting...
23
 Teamwork 19 Teammate
 Problem Solving 19 Hero
 Engagement 19 Mad Hatter
 You have blocked this person.
 ✔ You're a fan Checking fan status...
Thanks for being so helpful in mathematics. If you are getting quality help, make sure you spread the word about OpenStudy.